1. to reduce the intensity, seriousness, or extent of a conflict, crisis, or tense situation
The mediator worked to de-escalate the tension between the two parties.
O mediador trabalhou para desescalar a tensão entre as duas partes.
2. to calm down or reduce the level of agitation in a situation
Police officers are trained to de-escalate volatile situations without using force.
Policiais são treinados para desescalar situações voláteis sem usar força.